20122499085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2399821}}^1$

素因数の和:2399885

約数の個数: 32

約数和(自身を含む): 35478968448

約数和(自身を除く): 15356469363

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 2399821, 7199463, 11999105, 31197673, 35997315, 93593019, 103192303, 155988365, 309576909, 467965095, 515961515, 1341499939, 1547884545, 4024499817, 6707499695, 20122499085]

約数ペア:

[(1, 20122499085), (3, 6707499695), (5, 4024499817), (13, 1547884545), (15, 1341499939), (39, 515961515), (43, 467965095), (65, 309576909), (129, 155988365), (195, 103192303), (215, 93593019), (559, 35997315), (645, 31197673), (1677, 11999105), (2795, 7199463), (8385, 2399821)]